Answer / sateesh

for higher frequencies we can use MOsfet
for lower frequencies we can use igbt and rating of igbts r
higer compared to MOSFETs

Answer / gopaul

mos controlled thyristor (mct)

Answer / fat-s0

It depends on the application. A good power electronics
book usually shows a good image of the power and frequency
range in which most switches will find optimal use.

Answer / dinesh kumar

Silicon Controlled Rectifier (scr)

(1)Electrical power is generated in KV, power consunmed is in MW and the transformers used are in KVA. How is KVA converted to MW as power being consumed by the consumers? (2)What is vector group of a transformer?

1 Answers  

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what is power factor

7 Answers   Eskom,

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can we measure +,-.zero sequence current ....? if so how can ???

2 Answers   NLC,

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how CBCT works?

1 Answers  

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what type of motor is used in washing machine

8 Answers  

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are you hear the meaning of burden , excat meaning of burden in only one word

4 Answers  

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our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage

4 Answers   Gannon Dunkerley,

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how to calculate size of cable from motor current given and how to calculate full load current of a induction motor.

3 Answers   Aarti Steels,

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What is the important precuations need tocarried out while working with Electrolite in Battery PM?

0 Answers  

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how do we fix the rating of mcb required for a specific capacity of the electric motor

2 Answers  

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What should be the value of earth resistance for an instrumentation/electronic circuit? As per which IS/IEC Code?

3 Answers   IOCL,

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Hi to all... I Want Weight Details of the alternator for making free power energy.

0 Answers   ME,

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